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<mods:title id="5B1894FCBE8E86ED1D53CC933FDE3DEF">Species of Acryptolaria Norman, 1875 (Cnidaria: Hydrozoa) collected by US Antarctic and sub-Antarctic expeditions</mods:title>
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<paragraph id="A327369AFFBE910CFF20FF04FCB47DB8" blockId="4.[151,826,153,216]" box="[151,826,153,180]" pageId="4" pageNumber="281">
<heading id="F86F81F6FFBE910CFF20FF04FCB47DB8" bold="true" box="[151,826,153,180]" fontSize="10" level="2" pageId="4" pageNumber="281" reason="2">
<taxonomicName id="64984D19FFBE910CFF20FF04FCB47DB8" ID-CoL="9RWR" authority="Naumov &amp; Stepanjants, 1962" authorityName="Naumov &amp; Stepanjants" authorityYear="1962" box="[151,826,153,180]" class="Hydrozoa" family="Lafoeidae" genus="Acryptolaria" kingdom="Animalia" order="Leptothecata" pageId="4" pageNumber="281" phylum="Cnidaria" rank="species" species="corniformis">
<emphasis id="91ECEA88FFBE910CFF20FF04FCB47DB8" bold="true" box="[151,826,153,180]" pageId="4" pageNumber="281">
<emphasis id="91ECEA88FFBE910CFF20FF04FE4A7DB8" bold="true" box="[151,452,153,180]" italics="true" pageId="4" pageNumber="281">Acryptolaria corniformis</emphasis>
<bibRefCitation id="C7094B6BFFBE910CFE7CFF07FCB47DB8" author="Naumov &amp; Stepanjants" box="[459,826,153,180]" firstAuthor="Naumov" pageId="4" pageNumber="281" pagination="68 - 106" refId="ref9549" refString="Naumov, D. V. &amp; Stepanjants, S. D. (1962) Hydroida (Thecaphora) collected by the Soviet Antarctic Expedition on the M / V Ob in antarctic and subantarctic waters. In: Biological results of the Soviet Antarctic Expedition, 1955 - 1958, 1. Issledovaniya Fauny Morei, 1 (9), 68 - 106." type="journal article" year="1962">Naumov &amp; Stepanjants, 1962</bibRefCitation>
</emphasis>
</taxonomicName>
</heading>
</paragraph>
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<subSubSection id="EB826511FFBE910CFF20FF20FEEC7DD3" box="[151,354,189,216]" pageId="4" pageNumber="281" type="description">
<paragraph id="A327369AFFBE910CFF20FF20FEEC7DD3" blockId="4.[151,826,153,216]" box="[151,354,189,216]" pageId="4" pageNumber="281">
(
<figureCitation id="3BA32A1FFFBE910CFF28FF20FF727DDC" box="[159,252,189,215]" captionStart="FIGURE 2" captionStartId="5.[151,250,1909,1934]" captionTargetBox="[156,1363,155,1886]" captionTargetId="figure@5.[151,1368,151,1889]" captionTargetPageId="5" captionText="FIGURE 2. Branch fragments showing hydrothecal arrangement and shape of hydrothecae: A, Acryptolaria corniformis Naumov &amp; Stepanjants, 1962; B, Acryptolaria frigida Peña Cantero, 2014; C, Acryptolaria longitheca (Allman, 1877); D, Acryptolaria sp. (A from 27/1951; B from 2/2; C from 27/1974; D from 715/885). Scale bar: 500 µm." figureDoi="http://doi.org/10.5281/zenodo.3771178" httpUri="https://zenodo.org/record/3771178/files/figure.png" pageId="4" pageNumber="281">Figs 2A</figureCitation>
,
<figureCitation id="3BA32A1FFFBE910CFEBFFF20FEA37DDC" box="[264,301,189,215]" captionStart="FIGURE 4" captionStartId="7.[151,250,1945,1970]" captionTargetBox="[180,1400,189,1913]" captionTargetId="figure@7.[174,1413,181,1919]" captionTargetPageId="7" captionText="FIGURE 4. Hydrothecae: A, Acryptolaria corniformis Naumov &amp; Stepanjants, 1962; BC Acryptolaria longitheca (Allman, 1877). (A from 27/1951; BC from 27/1974). Scale bar: 250 µm." figureDoi="http://doi.org/10.5281/zenodo.3771182" httpUri="https://zenodo.org/record/3771182/files/figure.png" pageId="4" pageNumber="281">4A</figureCitation>
,
<figureCitation id="3BA32A1FFFBE910CFE8FFF20FED47DD3" box="[312,346,189,216]" captionStart="FIGURE 5" captionStartId="8.[151,250,1867,1892]" captionTargetBox="[246,1340,185,1841]" captionTargetId="figure@8.[246,1340,181,1841]" captionTargetPageId="8" captionText="FIGURE 5. Hydrothecae: A, Acryptolaria conferta (Allman, 1877); B, Acryptolaria corniformis Naumov &amp; Stepanjants, 1962; C, Acryptolaria crassicaulis (Allman, 1888); D, Acryptolaria flabellum (Allman, 1888); E, Acryptolaria frigida Peña Cantero, 2014; F, Acryptolaria longitheca (Allman, 1877); G, Acryptolaria minuta Watson, 2003; H, Acryptolaria sp. (A from 715/885; B from 27/1951; C from 2/11; D from 22/1520; E from 2/2; F from 27/1974; G from 27/1852; H from 6/339). Scale bar: 200 µm." figureDoi="http://doi.org/10.5281/zenodo.3771184" httpUri="https://zenodo.org/record/3771184/files/figure.png" pageId="4" pageNumber="281">5B</figureCitation>
)
</paragraph>
</subSubSection>
<subSubSection id="EB826511FFBE910CFF20FE9FFC717C5C" pageId="4" pageNumber="281" type="reference_group">
<paragraph id="A327369AFFBE910CFF20FE9FFDED7C33" blockId="4.[151,1436,257,343]" pageId="4" pageNumber="281">
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<treatmentCitation id="2239108BFFBE910CFF20FE9FFD767C11" author="Naumov, D. V. &amp; Stepanjants, S. D." box="[151,760,257,282]" page="74" pageId="4" pageNumber="281" year="1962">
<taxonomicName id="64984D19FFBE910CFF20FE9FFD767C11" ID-CoL="9RWR" authority="Naumov &amp; Stepanjants, 1962: 74" authorityName="Naumov &amp; Stepanjants" authorityPageNumber="74" authorityYear="1962" box="[151,760,257,282]" class="Hydrozoa" family="Lafoeidae" genus="Acryptolaria" kingdom="Animalia" order="Leptothecata" pageId="4" pageNumber="281" phylum="Cnidaria" rank="species" species="corniformis">
<emphasis id="91ECEA88FFBE910CFF20FE9FFE187C11" box="[151,406,258,282]" italics="true" pageId="4" pageNumber="281">Acryptolaria corniformis</emphasis>
<bibRefCitation id="C7094B6BFFBE910CFE29FE9FFD767C11" author="Naumov &amp; Stepanjants" box="[414,760,257,282]" firstAuthor="Naumov" pageId="4" pageNumber="281" pagination="68 - 106" refId="ref9549" refString="Naumov, D. V. &amp; Stepanjants, S. D. (1962) Hydroida (Thecaphora) collected by the Soviet Antarctic Expedition on the M / V Ob in antarctic and subantarctic waters. In: Biological results of the Soviet Antarctic Expedition, 1955 - 1958, 1. Issledovaniya Fauny Morei, 1 (9), 68 - 106." type="journal article" year="1962">Naumov &amp; Stepanjants, 1962: 74</bibRefCitation>
</taxonomicName>
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, fig. 2;
<treatmentCitation id="2239108BFFBE910CFCFFFE9CFBA97C11" author="Stepanjants, S. D." box="[840,1063,257,282]" page="51" pageId="4" pageNumber="281" year="1979">
<bibRefCitation id="C7094B6BFFBE910CFCFFFE9CFBA97C11" author="Stepanjants" box="[840,1063,257,282]" firstAuthor="Stepanjants" pageId="4" pageNumber="281" pagination="1 - 200" refId="ref10271" refString="Stepanjants, S. D. (1979) Hydroids of the antarctic and subantarctic waters. In: Biological results of the Soviet Antarctic Expedition, 6. Issledovaniya Fauny Morei, 20 (30), 1 - 200, pls. 1 - 25. [in Russian]" type="journal article" year="1979">Stepanjants, 1979: 51</bibRefCitation>
</treatmentCitation>
, pl. 9, figs 13;
<treatmentCitation id="2239108BFFBE910CFB66FE9FFEED7C32" ID-DOI="http://doi.org/10.5281/zenodo.4581751" ID-Zenodo-Dep="4581751" author="Pena Cantero, A. L. &amp; Marques, A. &amp; Migotto, A." httpUri="http://treatment.plazi.org/id/AC456037602B6274FEA0FA098DB96EF7" page="243" pageId="4" pageNumber="281" year="2007">
<bibRefCitation id="C7094B6BFFBE910CFB66FE9FFEED7C32" author="Pena Cantero" etAl="et al." firstAuthor="Pena Cantero" pageId="4" pageNumber="281" pagination="229 - 291" refId="ref9888" refString="Pena Cantero, A. L., Marques, A. &amp; Migotto, A. (2007) Revision of the genus Acryptolaria Norman, 1875 (Cnidaria, Hydrozoa, Lafoeidae). Journal of Natural History, 41 (5 - 8), 229 - 291. https: // doi. org / 10.1080 / 00222930701228132" type="journal article" year="2007">
Peña Cantero
<emphasis id="91ECEA88FFBE910CFAD5FE9FFA1E7C11" box="[1378,1424,258,282]" italics="true" pageId="4" pageNumber="281">et al</emphasis>
., 2007: 243245
</bibRefCitation>
</treatmentCitation>
, figs 5, 15C, 17D, tab. V.
</treatmentCitationGroup>
</paragraph>
<paragraph id="A327369AFFBE910CFF20FEA2FC717C5C" blockId="4.[151,1436,257,343]" box="[151,1023,318,343]" pageId="4" pageNumber="281">
<treatmentCitationGroup id="838811B4FFBE910CFF20FEA2FC717C5C" box="[151,1023,318,343]" pageId="4" pageNumber="281">
<taxonomicName id="64984D19FFBE910CFF20FEA2FE967C5C" ID-CoL="7NMT9" authorityName="Norman" authorityYear="1875" box="[151,280,319,343]" class="Hydrozoa" family="Lafoeidae" genus="Acryptolaria" kingdom="Animalia" order="Leptothecata" pageId="4" pageNumber="281" phylum="Cnidaria" rank="genus">
<emphasis id="91ECEA88FFBE910CFF20FEA2FE967C5C" box="[151,280,319,343]" italics="true" pageId="4" pageNumber="281">Acryptolaria</emphasis>
</taxonomicName>
cf.
<emphasis id="91ECEA88FFBE910CFE88FEA2FE427C5C" box="[319,460,319,343]" italics="true" pageId="4" pageNumber="281">corniformis—</emphasis>
<treatmentCitation id="2239108BFFBE910CFE7BFEA2FCFA7C5C" ID-DOI="http://doi.org/10.5281/zenodo.4557172" ID-Zenodo-Dep="4557172" author="Pena Cantero, A. L. &amp; Vervoort, W." box="[460,884,319,343]" httpUri="http://treatment.plazi.org/id/03E5636AFF9DFFA6FD06545677C5F929" page="280" pageId="4" pageNumber="281" year="2010">
<bibRefCitation id="C7094B6BFFBE910CFE7BFEA2FCFA7C5C" author="Pena Cantero &amp; Vervoort" box="[460,884,319,343]" firstAuthor="Pena Cantero" pageId="4" pageNumber="281" pagination="267 - 332" refId="ref10025" refString="Pena Cantero, A. L. &amp; Vervoort, W. (2010) Species of Acryptolaria Norman, 1875 (Cnidaria, Hydrozoa, Lafoeidae) collected in the Western Pacific by various French expeditions, with the description of nineteen new species. Zoosystema, 32 (2), 267 - 332. https: // doi. org / 10.5252 / z 2010 n 2 a 5" type="journal article" year="2010">Peña Cantero &amp; Vervoort, 2010: 280282</bibRefCitation>
</treatmentCitation>
, fig. 5, tab. 6.
</treatmentCitationGroup>
</paragraph>
</subSubSection>
<subSubSection id="EB826511FFBE910CFF20FE18FB737CAB" box="[151,1277,389,416]" pageId="4" pageNumber="281" type="materials_examined">
<paragraph id="A327369AFFBE910CFF20FE18FB737CAB" blockId="4.[151,1437,389,1352]" box="[151,1277,389,416]" pageId="4" pageNumber="281">
<emphasis id="91ECEA88FFBE910CFF20FE18FE507CAB" bold="true" box="[151,478,389,416]" pageId="4" pageNumber="281">
Material examined.
<emphasis id="91ECEA88FFBE910CFE30FE18FE507CAB" bold="true" box="[391,478,389,416]" italics="true" pageId="4" pageNumber="281">Eltanin</emphasis>
</emphasis>
:
<emphasis id="91ECEA88FFBE910CFE5AFE18FDC77CAB" bold="true" box="[493,585,389,416]" pageId="4" pageNumber="281">27/1951</emphasis>
, two fragments up to
<quantity id="64609B7FFFBE910CFC88FE18FC007CAB" box="[831,910,389,416]" metricMagnitude="-2" metricUnit="m" metricValue="1.8" pageId="4" pageNumber="281" unit="mm" value="18.0">18 mm</quantity>
long (mounted on a microslide).
</paragraph>
</subSubSection>
<subSubSection id="EB826511FFBE910CFF70FE34FBD07E03" pageId="4" pageNumber="281" type="description">
<paragraph id="A327369AFFBE910CFF70FE34FBF47F90" blockId="4.[151,1437,389,1352]" pageId="4" pageNumber="281">
<emphasis id="91ECEA88FFBE910CFF70FE34FED77CCF" bold="true" box="[199,345,425,452]" pageId="4" pageNumber="281">Description.</emphasis>
Hydrothecae alternate, more or less in one plane, in a distinct zigzag pattern. Hydrotheca tubular, free part roughly cylindrical, although diameter might slightly decrease from aperture in some hydrothecae; diameter distinctly decreasing basally at adnate part. Hydrotheca curved outwards, sometimes with distinct inflection point where it becomes free. Hydrotheca adnate to internode for half, or even more, of its adcauline length. Adcauline wall slightly convex, sometimes almost straight at free and adnate parts. Abcauline wall slightly concave by the middle, practically straight at basal and distal third. A ring of desmocytes present at base of hydrotheca. Hydrothecal aperture circular, directed upwards and outwards. Rim even, with up to four renovations.
</paragraph>
<paragraph id="A327369AFFBE910CFF70FD3BFBD07E03" blockId="4.[151,1437,389,1352]" pageId="4" pageNumber="281">
<emphasis id="91ECEA88FFBE910CFF70FD3BFE527FCB" bold="true" box="[199,476,677,704]" pageId="4" pageNumber="281">Measurements (in µm).</emphasis>
<emphasis id="91ECEA88FFBE910CFE53FD38FDFA7FB4" box="[484,628,677,703]" italics="true" pageId="4" pageNumber="281">Hydrothecae</emphasis>
: abcauline wall 15501600, free part of adcauline wall 780900, adnate part of adcauline wall 10001040, adcauline wall 18401900, diameter at aperture 270370, diameter at base 100.
<emphasis id="91ECEA88FFBE910CFF20FD70FF727E0C" box="[151,252,749,775]" italics="true" pageId="4" pageNumber="281">Cnidome</emphasis>
(taken with x40): larger microbasic mastigophores, range 12.517.5 x 57.5.
</paragraph>
</subSubSection>
<subSubSection id="EB826511FFBE910CFF70FC8FFBA27964" pageId="4" pageNumber="281" type="discussion">
<paragraph id="A327369AFFBE910CFF70FC8FFD357E5B" blockId="4.[151,1437,389,1352]" pageId="4" pageNumber="281">
<emphasis id="91ECEA88FFBE910CFF70FC8FFEB57E27" bold="true" box="[199,315,786,812]" pageId="4" pageNumber="281">Remarks.</emphasis>
Our material agrees with the
<typeStatus id="7C238838FFBE910CFD32FC8CFD697E20" box="[645,743,785,811]" pageId="4" pageNumber="281" type="holotype">holotype</typeStatus>
in having internodes in a distinct zigzag, in the shape and size of hydrotheca and in the size of the nematocysts.
</paragraph>
<paragraph id="A327369AFFBE910CFF70FCC4FBA27964" blockId="4.[151,1437,389,1352]" pageId="4" pageNumber="281">
The available knowledge of this species is limited, as it is based on a 20-mm-long stem fragment (
<typeStatus id="7C238838FFBE910CFAB4FCC4FAE67E7F" box="[1283,1384,857,884]" pageId="4" pageNumber="281" type="holotype">holotype</typeStatus>
) (cf.
<bibRefCitation id="C7094B6BFFBE910CFF20FCE3FE3A7E9C" author="Pena Cantero" box="[151,436,893,920]" etAl="et al." firstAuthor="Pena Cantero" pageId="4" pageNumber="281" pagination="229 - 291" refId="ref9888" refString="Pena Cantero, A. L., Marques, A. &amp; Migotto, A. (2007) Revision of the genus Acryptolaria Norman, 1875 (Cnidaria, Hydrozoa, Lafoeidae). Journal of Natural History, 41 (5 - 8), 229 - 291. https: // doi. org / 10.1080 / 00222930701228132" type="journal article" year="2007">
Peña Cantero
<emphasis id="91ECEA88FFBE910CFE81FCE3FEE77E9C" box="[310,361,893,919]" italics="true" pageId="4" pageNumber="281">et al</emphasis>
. 2007
</bibRefCitation>
), a 12-mm-long, unbranched fragment, studied by
<bibRefCitation id="C7094B6BFFBE910CFC44FCE3FAE97E9C" author="Pena Cantero &amp; Vervoort" box="[1011,1383,893,920]" firstAuthor="Pena Cantero" pageId="4" pageNumber="281" pagination="267 - 332" refId="ref10025" refString="Pena Cantero, A. L. &amp; Vervoort, W. (2010) Species of Acryptolaria Norman, 1875 (Cnidaria, Hydrozoa, Lafoeidae) collected in the Western Pacific by various French expeditions, with the description of nineteen new species. Zoosystema, 32 (2), 267 - 332. https: // doi. org / 10.5252 / z 2010 n 2 a 5" type="journal article" year="2010">Peña Cantero &amp; Vervoort (2010)</bibRefCitation>
, and two up to 18-mm-long fragments (present material). All the material is preserved in slides, which makes it difficult tracing and measuring nematocysts. As a result, the information concerning this issue is scarce and should be taken with caution.
<bibRefCitation id="C7094B6BFFBE910CFE87FC77FDDB7908" author="Pena Cantero" box="[304,597,1001,1028]" etAl="et al." firstAuthor="Pena Cantero" pageId="4" pageNumber="281" pagination="229 - 291" refId="ref9888" refString="Pena Cantero, A. L., Marques, A. &amp; Migotto, A. (2007) Revision of the genus Acryptolaria Norman, 1875 (Cnidaria, Hydrozoa, Lafoeidae). Journal of Natural History, 41 (5 - 8), 229 - 291. https: // doi. org / 10.1080 / 00222930701228132" type="journal article" year="2007">
Peña Cantero
<emphasis id="91ECEA88FFBE910CFE7BFC77FE737908" box="[460,509,1001,1027]" italics="true" pageId="4" pageNumber="281">et al</emphasis>
. (2007)
</bibRefCitation>
found three putative nematocysts after careful examination of the type material (1015 x
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),
<bibRefCitation id="C7094B6BFFBE910CFE18FB93FC95792C" author="Pena Cantero &amp; Vervoort" box="[431,795,1037,1064]" firstAuthor="Pena Cantero" pageId="4" pageNumber="281" pagination="267 - 332" refId="ref10025" refString="Pena Cantero, A. L. &amp; Vervoort, W. (2010) Species of Acryptolaria Norman, 1875 (Cnidaria, Hydrozoa, Lafoeidae) collected in the Western Pacific by various French expeditions, with the description of nineteen new species. Zoosystema, 32 (2), 267 - 332. https: // doi. org / 10.5252 / z 2010 n 2 a 5" type="journal article" year="2010">Peña Cantero &amp; Vervoort (2010)</bibRefCitation>
found four slightly larger nematocysts (1619 x
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) and I could find five (12.517.5 x
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). The combination of size and shape of hydrotheca, together with the size of the nematocysts, allows me to assign the present material with confidence.
</paragraph>
</subSubSection>
<subSubSection id="EB826511FFBE910CFF70FBE7FD7679D0" pageId="4" pageNumber="281" type="biology_ecology">
<paragraph id="A327369AFFBE910CFF70FBE7FD7679D0" blockId="4.[151,1437,389,1352]" pageId="4" pageNumber="281">
<emphasis id="91ECEA88FFBE910CFF70FBE7FE79799F" bold="true" box="[199,503,1145,1172]" pageId="4" pageNumber="281">Ecology and distribution.</emphasis>
<taxonomicName id="64984D19FFBE910CFE48FBE4FC96799F" authorityName="Naumov &amp; Stepanjants" authorityYear="1962" box="[511,792,1145,1172]" class="Hydrozoa" family="Lafoeidae" genus="Acryptolaria" kingdom="Animalia" order="Leptothecata" pageId="4" pageNumber="281" phylum="Cnidaria" rank="species" species="corniformis">
<emphasis id="91ECEA88FFBE910CFE48FBE4FC96799F" box="[511,792,1145,1172]" italics="true" pageId="4" pageNumber="281">Acryptolaria corniformis</emphasis>
</taxonomicName>
had been collected at depths between 282 (
<bibRefCitation id="C7094B6BFFBE910CFAB3FBE4FED679BC" author="Pena Cantero &amp; Vervoort" firstAuthor="Pena Cantero" pageId="4" pageNumber="281" pagination="267 - 332" refId="ref10025" refString="Pena Cantero, A. L. &amp; Vervoort, W. (2010) Species of Acryptolaria Norman, 1875 (Cnidaria, Hydrozoa, Lafoeidae) collected in the Western Pacific by various French expeditions, with the description of nineteen new species. Zoosystema, 32 (2), 267 - 332. https: // doi. org / 10.5252 / z 2010 n 2 a 5" type="journal article" year="2010">Peña Cantero &amp; Vervoort 2010</bibRefCitation>
) and
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(cf.
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;
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); present material at
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, considerably extending its lower bathymetric limit.
</paragraph>
</subSubSection>
<subSubSection id="EB826511FFBE910CFF70FB7BFC26784C" pageId="4" pageNumber="281" type="discussion">
<paragraph id="A327369AFFBE910CFF70FB7BFC26784C" blockId="4.[151,1437,389,1352]" pageId="4" pageNumber="281">
Known from off Sabrina Coast,
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(
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;
<bibRefCitation id="C7094B6BFFBE910CFBB5FB78FB4C79F4" author="Stepanjants" box="[1026,1218,1253,1279]" firstAuthor="Stepanjants" pageId="4" pageNumber="281" pagination="1 - 200" refId="ref10271" refString="Stepanjants, S. D. (1979) Hydroids of the antarctic and subantarctic waters. In: Biological results of the Soviet Antarctic Expedition, 6. Issledovaniya Fauny Morei, 20 (30), 1 - 200, pls. 1 - 25. [in Russian]" type="journal article" year="1979">Stepanjants 1979</bibRefCitation>
) and from the Loyalty Islands area, New Caledonian region (
<bibRefCitation id="C7094B6BFFBE910CFDC2FA94FC597828" author="Pena Cantero &amp; Vervoort" box="[629,983,1289,1316]" firstAuthor="Pena Cantero" pageId="4" pageNumber="281" pagination="267 - 332" refId="ref10025" refString="Pena Cantero, A. L. &amp; Vervoort, W. (2010) Species of Acryptolaria Norman, 1875 (Cnidaria, Hydrozoa, Lafoeidae) collected in the Western Pacific by various French expeditions, with the description of nineteen new species. Zoosystema, 32 (2), 267 - 332. https: // doi. org / 10.5252 / z 2010 n 2 a 5" type="journal article" year="2010">Peña Cantero &amp; Vervoort 2010</bibRefCitation>
); present material, representing the third record for the species, comes off Buckle Island in the Balleny Islands.
</paragraph>
</subSubSection>
</treatment>
</document>